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All Patents in class 451/152
Patents 1 - 11 of 11
First set of recordsLast set of records
NumberDatePatenteeTitleType
79,683Jul. 07, 1868J.M. PooleMachine for Turning Cylindersmetal lathes
99,000Jan. 18, 1870J.M. PooleGrinding Machinecylindrical grinders
107,894Oct. 04, 1870E.S. FernaldImprovement in knife-grinding machinescutter grinding
RE7,240Jul. 25, 1876J.M. PooleMachines for Grinding Rollersprofile and contour grinders
RE7,978Dec. 04, 1877J.M. PooleMachine for Grinding Objects Cylindricallycylindrical grinders
667,321Feb. 05, 1901M.L. KeyesEdge Tool Grindersharpening machines
879,277Feb. 18, 1908A.B. LandisGrinding-machinegrinders
908,142Dec. 29, 1908P.H. RootLawn Mower Grindertool grinders
1,723,852Aug. 06, 1929F.S. HaasGrinding Machinerygrinding machines
1,965,235Jul. 03, 1934F.S. HaasGrinding Machinegrinding machines
3,302,336Feb. 07, 1967C.J. BowmanWorkpiece Support for Grinding Machinecylindrical grinders
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